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  1. Kinase - Wikipedia

    Whereas RAF and MAPK are both serine/threonine kinases, MAPKK is a tyrosine/threonine kinase. A variety of mitogenic signals engage the MAPK pathway and promote cell growth and differentiation …

  2. Kinase | Definition, Biology, & Function | Britannica

    Kinase, an enzyme that adds phosphate groups to other molecules. A large number of kinases exist, the human genome alone containing hundreds of kinase-encoding genes.

  3. What Are Kinases and What Do They Do? - Biology Insights

    Aug 23, 2025 · Dysregulated kinase activity is a hallmark of many conditions, as these enzymes are deeply integrated into cellular control systems. In cancer, for instance, kinases are frequently …

  4. An Introduction to Kinases - The Daily Scientist

    Dec 1, 2023 · What is a Kinase and How Does it Work in the Cell Kinases are enzymes that help regulate cells of all living organisms by controlling signal transduction pathways. In essence, they act …

  5. Introduction: Kinase Signaling - PMC

    One actor in many essential signaling pathways is the kinase, an enzyme that modifies its target proteins by adding phosphate groups to tyrosine, serine, or threonine residues of the targets, thereby …

  6. Kinase Definition - Biological Chemistry II Key Term | Fiveable

    A kinase is an enzyme that catalyzes the transfer of a phosphate group from a high-energy molecule, usually ATP, to a specific substrate. This process, known as phosphorylation, plays a crucial role in …

  7. Kinases - Latest research and news | Nature

    Jan 9, 2026 · PYK2, a kinase involved in cell signaling, forms dynamic condensates inside cells. This study shows how these condensates are controlled and how they influence PYK2’s activity and …

  8. Protein Kinases: Overview, Classification and Therapeutic Potential ...

    Jun 13, 2023 · They are further classified into classical STPKs, found in all eukaryotic cells, and atypical STPKs, found in only certain types of cells. Examples of serine/threonine kinases include protein …

  9. KINASE Definition & Meaning - Merriam-Webster

    The meaning of KINASE is any of various enzymes that catalyze the transfer of phosphate groups from a high-energy phosphate-containing molecule (such as ATP) to a substrate.

  10. Kinase - an overview | ScienceDirect Topics

    A kinase is defined as an enzyme that catalyzes the transfer of the γ-phosphate group from ATP to a substrate, playing a critical role in mediating signal transduction and regulating various cellular …